[Alt-photo] Re: choice of paper for Pt and gum over Pt prints - wasRe: Re: Replacement paper for Arches Aquarelle

Loris Medici mail at loris.medici.name
Sun Mar 2 23:35:42 UTC 2014


I think Don was specifically asking about your choice of wording:
siderotype. To me siderotype is a shorter portmanteau term for all the
iron/iron-silver processes, whether or not they're any of Mike Ware's
processes  - I believe you've used this term exactly in that meaning.

Regards,
Loris.



2014-03-03 1:30 GMT+02:00 Jorj Bauer <jorj at jorj.org>:

> > Both FA and Rives BFK give good siderotype results after being
> neutralized
> > in a 10% sulfamic bath.
> >>
> >
> > Just curious to know what you mean from the above statement. Is this a
> > reference to Mike Ware's methodology for palladium printing?
>
>
> The sizing in both of these papers is, as mentioned, a chemical problem
> for siderotypes of any sort.
>
> I've printed cyanotypes, salt prints, and kallitypes on both papers with
> great success after switching from oxalic to sulfamic acid pre-treatment of
> the paper to neutralize the sizing.
>
> (Does that answer your question? If not, elaborate and I'll try again!)
>
> -- Jorj
>
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